/*
 * Copyright 2022-2022 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.sagacity.framework.api.model.response;

import com.github.pagehelper.Page;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.util.Collection;
import java.util.List;

/**
 * @author xingyun
 * @date 2022/3/4 17:08
 */
@Data
@NoArgsConstructor
public class PageResult<T> {
    private long total;
    private List<T> list;

    public PageResult(List<T> list) {
        if(list == null){
            return;
        }
        if (list instanceof Page) {
            Page<T> page = (Page<T>)list;
            this.list = page.getResult();
            this.total = page.getTotal();
        } else {
            this.list = list;
            this.total = list.size();
        }
    }


    public  static <T> PageResult<T> of(List<T> list){
        return new PageResult<>(list);
    }
}
